CVE-2020-27874

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

T

his vulnerability allows remote attackers to execute arbitrary code on affected installations of Tencent WeChat 7.0.18. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the WXAM Decoder. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-11580.

References

Link	Resource
https://www.zerodayinitiative.com/advisories/ZDI-21-084/	Third Party Advisory VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-21-084/	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:tencent:wechat:7.0.18:*:*:*:*:android:*:*

History

21 Nov 2024, 05:21

Type	Values Removed	Values Added
References	~~() https://www.zerodayinitiative.com/advisories/ZDI-21-084/ - Third Party Advisory, VDB Entry~~	() https://www.zerodayinitiative.com/advisories/ZDI-21-084/ - Third Party Advisory, VDB Entry

Information

Published : 2021-02-10 23:15

Updated : 2024-11-21 05:21

NVD link : CVE-2020-27874

Mitre link : CVE-2020-27874

CVE.ORG link : CVE-2020-27874

JSON object : View

Products Affected

wechat

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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